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Diffstat (limited to 'docs/cpta/introduction/index.rst')
| -rw-r--r-- | docs/cpta/introduction/index.rst | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/docs/cpta/introduction/index.rst b/docs/cpta/introduction/index.rst index 8b3c17029d..c724c30bad 100644 --- a/docs/cpta/introduction/index.rst +++ b/docs/cpta/introduction/index.rst @@ -4,18 +4,28 @@ VPP Performance Dashboard Description ----------- -Dashboard tables list a summary of latest per test-case VPP Maximum -Receive Rate (MRR) performance trend, trend compliance metrics and -detected number of anomalies. Data samples come from the CSIT VPP -performance trending jobs executed twice a day, every 12 hrs (02:00, -14:00 UTC). All trend and anomaly evaluation is based on a rolling -window of <N=14> data samples, covering last 7 days. +Performance dashboard tables provide the latest VPP throughput trend, +trend compliance and detected anomalies, all on a per VPP test case +basis. Linked trendline graphs enable further drill-down into the +trendline compliance, sequence and nature of anomalies, as well as +pointers to performance test builds/logs and VPP builds. + +Performance trending is currently based on the Maximum Receive Rate +(MRR) tests. MRR tests measure the packet forwarding rate under the +maximum load offered by traffic generator over a set trial duration, +regardless of packet loss. See :ref:`trending_methodology` section for +more detail including trend and anomaly calculations. + +Data samples are generated by the CSIT VPP performance trending jobs +executed twice a day (target start: every 12 hrs, 02:00, 14:00 UTC). All +trend and anomaly evaluation is based on a rolling window of <N=14> data +samples, covering last 7 days. Legend to table: - - **Test Case** : name of CSIT test case, naming convention in - `CSIT wiki <https://wiki.fd.io/view/CSIT/csit-test-naming>`_. - - **Trend [Mpps]** : last value of trend. + - **Test Case** : name of FD.io CSIT test case, naming convention + `here <https://wiki.fd.io/view/CSIT/csit-test-naming>`_. + - **Trend [Mpps]** : last value of performance trend. - **Short-Term Change [%]** : Relative change of last trend value vs. last week trend value. - **Long-Term Change [%]** : Relative change of last trend value vs. @@ -24,17 +34,10 @@ Legend to table: - **Progressions [#]** : Number of progressions detected. - **Outliers [#]** : Number of outliers detected. -MRR tests measure the packet forwarding rate under the maximum load -offered by traffic generator over a set trial duration, regardless of -packet loss. - -For more detail about MRR tests, trend and anomaly calculations please -refer to :ref:`trending_methodology` section. - Tested VPP worker-thread-core combinations (1t1c, 2t2c, 4t4c) are listed in separate tables in section 1.x. Followed by trending methodology in section 2. and daily trending graphs in sections 3.x. Daily trending -data used is provided in sections 4.x. +data used for graphs is provided in sections 4.x. VPP worker on 1t1c ------------------ |